Aktualizacja README

Author: michal-karpinski-7bulls

README.md

@@ -13,3 +13,12 @@ The original FireTray has been "brutally" patched to display the number of unrea
 It is a workaround for issues:
 * [foudfou/FireTray #143](https://github.com/foudfou/FireTray/issues/143)
 * [foudfou/FireTray #210](https://github.com/foudfou/FireTray/issues/210)
+
+To build XPI file just do:
+	cd src
+	make build
+
+To install icons on Kubuntu:
+	cp ./src/chrome/skin/icons/unread/*.svg /usr/share/icons/breeze/actions/16/
+	cp ./src/chrome/skin/icons/unread/*.svg /usr/share/icons/breeze/actions/22/
+	cp ./src/chrome/skin/icons/unread/*.svg /usr/share/icons/breeze/actions/24/